Automotive Circuit Protection

4 Way Standard Blade Fuse Box – 4 Circuit Fuse Holder

This 4 way standard blade fuse box provides four fuse positions in one compact housing for organized multi-circuit electrical protection. Designed for standard ATO/ATC blade fuses, it supports compatible fuse ratings from 1A to 45A. The unit features a plastic housing, clear plastic protective cover and external blade-style connection terminals.

其他信息

B2B inquiries are normally answered within one business day.

Built for Reliable Electrical Protection

Product Overview

4 Way Standard Blade Fuse Box

A 4 way standard blade fuse box provides four separate fuse positions in one compact housing for organized multi-circuit electrical protection. Designed for standard ATO/ATC blade fuses, it allows several electrical circuits to be individually fused while keeping the fuse positions together in one centralized location.

The fuse box supports compatible blade fuse ratings from 1A to 45A. It features a plastic housing, clear plastic protective cover and external blade-style connection terminals for integration into vehicle and other electrical wiring systems.

Key Features

  • Four individual blade fuse positions
  • Designed for standard ATO/ATC blade fuses
  • Compatible fuse current range: 1A–45A
  • Plastic housing
  • Clear plastic protective cover
  • Stainless steel screws
  • External blade-style connection terminals
  • Compact four-circuit layout

Specifications

Item Specification
Model CZY-FB03
Product Type 4 Way Standard Blade Fuse Box
Number of Circuits 4
Compatible Fuse Type ATO/ATC Standard Blade Fuse
Compatible Fuse Current Range 1A–45A
Housing Material Plastic
Cover Material Plastic
Cover Type Clear Protective Cover
Screw Material Stainless Steel
Connection Type Blade-Style Terminals

Applications

A 4 way standard blade fuse box is useful where several electrical circuits require separate fuse protection but need to be organized within one compact fuse holder assembly.

  • Automotive accessory circuits
  • Vehicle electrical systems
  • Truck electrical accessories
  • RV auxiliary circuits
  • Protected marine electrical installations
  • Lighting circuits
  • Accessory power wiring
  • Custom electrical assemblies

Product Structure and Design

The fuse box contains four standard blade fuse positions beneath a clear protective cover. Each fuse position provides a dedicated location for protecting an individual electrical circuit.

External blade-style connection terminals allow the fuse box to be integrated into a wiring system without requiring a large common distribution bus structure. The compact arrangement is useful when several individually fused circuits need to be grouped together while maintaining separate electrical connections.

What Fuses Does This Fuse Box Use?

This 4 way standard blade fuse box is designed for ATO/ATC standard blade fuses. These are the regular-size blade fuses commonly used in automotive and low-voltage electrical applications.

The compatible fuse current range is 1A to 45A. This range describes the fuse ratings that may be used with the product and should not be interpreted as one fixed current rating for the entire fuse box.

How to Select the Correct Fuse Rating

The correct blade fuse should be selected according to the connected load, conductor size and circuit protection requirements of each individual branch.

A higher available fuse rating does not mean that the circuit should automatically use that value. For example, a low-current accessory may require a much smaller fuse even though the fuse box supports higher-current blade fuses.

4 Way Fuse Box vs. Multiple Inline Fuse Holders

Separate inline fuse holders can work well for individual circuits, but several independent holders can make wiring harder to organize when multiple accessories are installed in the same system.

A 4 way standard blade fuse box groups four fuse positions in one location, making circuit protection easier to organize, inspect and maintain.

Clear Cover Design

The clear plastic cover provides a physical barrier over the fuse positions while allowing the installed fuses to remain visible for inspection.

The presence of a protective cover does not by itself indicate a specific IP or waterproof rating. Installation location should therefore be selected according to the actual operating environment.

Selection Notes

  • Confirm that the fuse type matches the ATO/ATC standard blade format.
  • Select each fuse according to the connected load and conductor requirements.
  • Do not treat the 1A–45A range as one fixed fuse box current rating.
  • Different circuits may use different fuse ratings.
  • A protective cover should not be interpreted as an IP waterproof rating.

FAQ

What type of fuse fits this 4 way standard blade fuse box?

It is designed for regular-size ATO/ATC standard blade fuses.

Does every circuit need the same fuse rating?

No. Each circuit can use a fuse selected according to its own load, wiring and protection requirements.

What does the 1A–45A range mean?

It represents the compatible blade fuse current range. It does not mean that the fuse box itself has one fixed 45A current rating.

Why use a four-way fuse box instead of four inline fuse holders?

A four-way fuse box keeps several fuse positions together in one compact location, helping simplify circuit organization, inspection and maintenance.

Does the clear cover mean the fuse box is waterproof?

No specific IP waterproof rating is stated. The cover provides physical protection over the fuse positions but should not be treated as evidence of an IP-rated enclosure.

OEM / ODM Support

Cozy Electronics provides OEM and ODM support for automotive electrical components, circuit protection products and custom electrical assemblies. Buyers can provide fuse type, circuit quantity, wiring requirements and application information for project evaluation.

Contact Cozy Electronics for product details, bulk purchasing and OEM/ODM project requirements.

Continue Sourcing

Related Products